#include<bits/stdc++.h>
using namespace std;
int main(){
  int i,j,n;
  int a[10][10];
  cin>>n;
  for(i=0;i<n;i++){
  for(j=0;j<n;j++){
  if(i>j) a[i][j]=j+1;
  else a[i][j]=i+1;
  }
  }
  for(i=0;i<n;i++){
  for(j=0;j<n;j++) cout<<setw(3)<<a[i][j];
  cout<<endl;
}

return 0;
}

/**************************************************************
	Problem: 1196
	User: wtq001
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/